diff options
Diffstat (limited to 'core/src/main/java/org/bouncycastle/crypto/paddings/BlockCipherPadding.java')
-rw-r--r-- | core/src/main/java/org/bouncycastle/crypto/paddings/BlockCipherPadding.java | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/core/src/main/java/org/bouncycastle/crypto/paddings/BlockCipherPadding.java b/core/src/main/java/org/bouncycastle/crypto/paddings/BlockCipherPadding.java deleted file mode 100644 index 7c4f0aee..00000000 --- a/core/src/main/java/org/bouncycastle/crypto/paddings/BlockCipherPadding.java +++ /dev/null @@ -1,48 +0,0 @@ -package org.bouncycastle.crypto.paddings; - -import java.security.SecureRandom; - -import org.bouncycastle.crypto.InvalidCipherTextException; - -/** - * Block cipher padders are expected to conform to this interface - */ -public interface BlockCipherPadding -{ - /** - * Initialise the padder. - * - * @param random the source of randomness for the padding, if required. - */ - public void init(SecureRandom random) - throws IllegalArgumentException; - - /** - * Return the name of the algorithm the cipher implements. - * - * @return the name of the algorithm the cipher implements. - */ - public String getPaddingName(); - - /** - * add the pad bytes to the passed in block, returning the - * number of bytes added. - * <p> - * Note: this assumes that the last block of plain text is always - * passed to it inside in. i.e. if inOff is zero, indicating the - * entire block is to be overwritten with padding the value of in - * should be the same as the last block of plain text. The reason - * for this is that some modes such as "trailing bit compliment" - * base the padding on the last byte of plain text. - * </p> - */ - public int addPadding(byte[] in, int inOff); - - /** - * return the number of pad bytes present in the block. - * @exception InvalidCipherTextException if the padding is badly formed - * or invalid. - */ - public int padCount(byte[] in) - throws InvalidCipherTextException; -} |